7 days on GHK Cu. Here's my honest update. I'm not going to hype this up because the real results don't even start until week 46. But something is already happening. Viral claim says GHK Cu reset nearly 4,000 genes to a younger state and increased collagen production in a preclinical study. This refers to research on GHK Cu, a naturally occurring copper binding peptide that Subcutaneous Injection Sites and Instructions for Safe Self Administration What time of the day do I take GHK CU? #ghkcu #mt2 #bp #transformation